<template>
  <div>
    <h2>祖组件</h2>
    <Parent/>
  </div>
</template>

<script>
import Parent from './Parent.vue';

export default {
  components: {Parent},
  provide() {
    return {
      theme: 'dark',
      appName: 'MyApp'
    };
  }
};
</script>
